/* Copyright  2009
   @Author
   Richard Changde Yin            e-mail yinchangde@hotmail.com

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

/**
 * @filename: select_to_file.h
 */

#ifndef __SELECT_TO_FILE_H__
#define __SELECT_TO_FILE_H__

class select_to_file :public select_result_interceptor {
protected:

  file_exchange *exchange;

  File file;

  IO_CACHE cache;

  ha_rows row_count;

  char path[FN_REFLEN];

public:
  select_to_file()
  {
    file =-1;
    row_count=0L;
    path[0]=0;
  }

  select_to_file(file_exchange *ex) :exchange(ex), file(-1),row_count(0L)
  { path[0]=0; }

  ~select_to_file();

  void send_error(uint32_t errcode,const char *err);

  bool send_eof();

  void cleanup();
};


#endif /* __SELECT_TO_FILE_H__ */
